16.有腎上腺皮質激素樣作用的藥物是（　　�。�

A.人參                                                            B.甘草   

C.當歸                                                            D.黃芪

17.以下有關當歸的描述正確的是（　　�。�

A.當歸水提物能松弛子宮平滑肌                     B.當歸油可興奮子宮平滑肌

C.當歸油可松弛子宮平滑肌                            D.以上均不正確

18.能降低谷丙轉氨酶的藥物是（　　　）

A.烏梅                                                            B.五味子

C.淫羊藿                                                        D.當歸

19.可用苦楝皮治療的寄生蟲是（　　�。�

A.絳蟲                                                            B.蟯蟲   

C.姜片蟲                                                        D.鉤蟲

20.有降血脂作用的藥物是（　　　）

A.黨參                                                            B.淫羊藿

C.黃芪                                                            D.白術